Geological Survey (U.S.)U.S. Coast and Geodetic Survey.Tennessee Valley Authority. Maps and Surveys Division.Tennessee Valley Authority. Maps and Surveys Branch.United States, Georgia, Catoosa County, 34.90366, -85.13825United States, Georgia, Walker County, 34.73566, -85.30098United States, Georgia, Whitfield County, 34.80561, -84.96722Geological Survey (U.S.)1966Relief shown by contours and spot heights."Topography by Geological Survey from aerial photographs by stereophotogrammetric methods""Field examination by Tennessee Valley Authority, 1946""Control by USC&GS, USGS, GGS, and TVA""Contour interval 20 feet""Datum is mean sea level"eng[1946, reprinted 1966]Scale 1:24,000 ; polyconic proj. (W 85°15′00″--W 85°07′30″/N 34°52′30″--N 34°45′00″).Washington, D.C. : U.S. Geological Survey, 1966.http://rightsstatements.org/vocab/NoC-US/1.0/Georgia--Maps, TopographicCatoosa County (Ga.)--Maps, TopographicWalker County (Ga.)--Maps, TopographicWhitfield County (Ga.)--Maps, TopographicGeorgia Nickajack Gap quadrangle /Nickajack Gap quadrangleNickajack Gap, GA.StillImage